Characterize EACH of the Three Given Statements as Being TRUE

Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1) Ethene is both a plant hormone and a high-volume industrial chemical.
(2) Carotenoids, compounds which give odor to flowers and plants, have a system of conjugated double bonds as a structural feature.
(3) The process of vision in the human eye involves changes in which carbon-carbon double bonds are converted to carbon-carbon triple bonds.

A) All three statements are true.
B) Two of the three statements are true.
C) Only one of the statements is true.
D) None of the statements is true.